<template>
  <div class="tian">

    <!-- 1.定义面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>医生列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 2.定义卡片视图 -->
    <el-card class="box-card">

       <!-- 3.定义栅格的一行 :gutter="20"定义行间距   :span="9" 占位符  -->
       <el-row :gutter="20">
         <el-col :span="8">
            <!-- 3.定义搜索框 -->
            <el-input  placeholder="请输入内容" v-model="queryInfo.query" clearable  @clear="getUserList">
                <el-button slot="append" icon="el-icon-search" @click="getUserList" ></el-button>
            </el-input>



         </el-col>

       </el-row>



       <!-- 用户数据表格展现  border 边框线属性   stripe  隔行变色
            type="index" 表格索引从1开始
       -->
       <el-table :data="userList" border stripe>
           <el-table-column type="index" label="序号" width="75" align="center"></el-table-column>
           <el-table-column prop="name" label="姓名" width="100"  align="center"></el-table-column>
           <el-table-column prop="age" label="年龄" width="75" align="center"></el-table-column>
           <el-table-column prop="sex" label="性别" width="75" align="center"></el-table-column>
           <el-table-column prop="hospital" label="科室" width="75" align="center"></el-table-column>
           <el-table-column prop="bygood" label="擅长" :show-overflow-tooltip="true"></el-table-column>

           <el-table-column label="操作"  width="60">
             <template slot-scope="scope">
                <el-button type="danger" icon="el-icon-delete" size="small" @click="deleteUser(scope.row)"></el-button>
             </template>

           </el-table-column>
       </el-table>

       <!-- 定义分页组件 关于分页插件的属性说明
            1.@size-change 如果分页中每页实现的条数发生变化 则会触发这个该事件
            2.@current-change 当页数发生改变时,触发该函数
            3.current-page 当前选中的页
            4.page-sizes   页面数据展现的选项
            5.page-size    默认选中的页数
            6.layout    分页中展现的数据种类
            7.total     记录总数
       -->
        <el-pagination
             @size-change="handleSizeChange"
             @current-change="handleCurrentChange"
             :current-page="queryInfo.pageNum"
             :page-sizes="[5, 10, 20, 40]"
             :page-size="queryInfo.pageSize"
             layout="total, sizes, prev, pager, next, jumper"
             :total="total">
        </el-pagination>
    </el-card>



      <!-- <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUserBtn">确 定</el-button>
      </span> -->

  </div>
</template>



<script>

  export default {
    data(){
      return {
        queryInfo: {
          query: '',
          pageNum: 1,
          pageSize: 10,
        },

        userList: [],
        //记录总数是数值类型
        total: 0,
        // dialogVisible: false,
        addUserModel: {
          username: '',
          password: '',
          password2: '',
          email:  '',
          phone:  ''
        },
        updateDialogVisible: false,

        //定义修改用户数据封装0
        updateUserModel: {
        }
      }

    },
    methods: {

      async getUserList(){
        const {data: result} = await this.$http.get('/doctors/list',{
           params: this.queryInfo
        })
        if(result.status !== 200) return this.$message.error("用户列表查询失败")
        this.userList = result.data.rows
        this.total = result.data.total
        console.log("总记录数:"+this.total)

      },

      //如果调用分页中的结构
      handleSizeChange(pageSize){
        //console.log("每页展现的条数"+pageSize)
        this.queryInfo.pageSize = pageSize
        this.getUserList()
      },
      handleCurrentChange(pageNum){
        //console.log("页数:"+pageNum)
        this.queryInfo.pageNum = pageNum
        this.getUserList()
      },
      //转向到商品新增页面
      toAddItem(){
        this.$router.push("/doctor/addDoctor")
      },
      async deleteUser(doctors){
         //1.消息确认框
         const result =  await this.$confirm('此操作将永久删除 '+doctors.name+', 是否继续?', '提示', {
                   confirmButtonText: '确定',
                   cancelButtonText: '取消',
                   type: 'warning'
                 }).catch(error => error)

         //如果确认  confirm  如果取消 cancel
         if(result !== 'confirm'){
           //如果点击取消则终止代码
          return  this.$message.info("删除取消")
         }
         const {data: result2} = await this.$http.delete(`/doctors/delete/${doctors.id}`)
         if(result2.status !== 200) return this.$message.error("删除失败")
         this.$message.success("删除成功")
         //重新加载 数据
         this.getUserList()
      }
    },
    //利用钩子函数实现数据查询
    mounted(){
      this.getUserList()
    }
  }
</script>
